Perkins County property record for 17986 SD Highway 20, Bison, SD 57620
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 49,430 sqft · built 1990 |
| Lot Size | 157 acres (6,841,534 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $2,137 (2026) |
| APN | 67-0000-007-0018-014-4-0-00000 |
| Primary APN | 67-0000-007-0018-014-4-0-00000 |
|---|---|
| Alternative APN |
|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 49,430 sqft Living Area |
| Basement Area | 784 sqft |
| Unfinished Basement | 784 sqft |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Exterior Material | Aluminum/Vinyl |
| Roof Type | Gable |
| Lot Area | 6,841,534 sqft (157 acres) |
| Garage Type | Attached |
| Garage Area | 816 sqft |
| Total Buildings | 2 Buildings |
| Cooling System | None |
|---|---|
| Heating System | Other |
| Account Number | 6993 |
|---|---|
| Street Address | 17986 SD HIGHWAY 20 |
| City | BISON |
| State | SD |
| Zip | 57620-7007 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | SE LESS TRACT A LESS LOT H1 (1.06AC) & LOT H2 (1.19AC) -- MH ON REAL ESTATE |
| Legal Range | 14 |
| Legal Township | 18 |
| Legal Section | 07 |
| Legal Tract | A |
| Jurisdiction | PERKINS SD |
| Township / Civil Division | RAINBOW |
| Census Block Group | 1 |
| Census Block | 1269 |
| Census Tract | 968300 |
Source: Perkins County records, as of August 31, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | PO BOX 70, BISON, SD 57620-0070 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 29, 2008 |
| Deed Sale | May 29, 2008 |
| Record Updated | Oct 29, 2026 |
Source: Perkins County assessment roll, as of August 31, 2026
| Type | Name |
|---|---|
| State | South Dakota |
| County | Perkins County |
| County Subdivision | Rainbow Township |
| Unified School District | Bison School District 52-1 (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,137.00 (+148.78%) | $291,274 (+4.91%) Land $116,213 Building $175,061 |
| 2023 | $277,635 Land $121,704 Building $155,931 | |
| 2021 | $859.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer
| FEMA Flood Zone | Not on file |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 47% of the US · lower than 65% of South Dakota |
|---|---|
| Wildfire Likelihood | 0.09% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | PERKINS COUNTY RURAL WATER private · serves 470 people · EPA ID SD4602228 |
|---|---|
| Water Source | Purchased surface water from SOUTHWEST WATER AUTHORITY |
| Last State Inspection | Sep 2023 |
| Lead | 1 ppb (2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 1 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| West River Cooperative Telephone Company Fiber | 250 / 250 |
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